基本解釋附綱同根派生 Infraclass相關(guān)詞英漢例句Of or belonging to the infraclass Eutheria, a division of mammals to which all the placental mammals belong. 真哺乳亞綱的關(guān)於或?qū)凫恫溉閯游镎娅F亞綱的一個下綱，包括有胎磐哺乳動物Of or belonging to the infraclass Eutheria,a division of mammals to which all the placental mammals belong. 真哺乳亞綱的關(guān)於或?qū)凫恫溉閯游镎娅F亞綱的一個下綱，包括有胎磐哺乳動物Any mammal of the infraclass Marsupialia, characterized by premature birth and continued development outside the womb. 有袋目哺乳動物的統(tǒng)稱，特徵爲(wèi)生出未成熟的胎兒，在子宮外繼續(xù)發(fā)育。of or belonging to the infraclass Eutheria,a division of mammals to which all the placental mammals belong 關(guān)於或?qū)凫恫溉閯游镎娅F亞綱的一個下綱，包括有胎磐哺乳動物Infraclass更多例句